{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-annual-surface-temperature","source":"Contains modified Copernicus Climate Change Service information (2026) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-annual-surface-temperature","title":"Average annual surface temperature","unit":"\u00b0C"},"observations":[{"date":"1940-01-01","value":24.7463},{"date":"1941-01-01","value":24.9385},{"date":"1942-01-01","value":24.6926},{"date":"1943-01-01","value":24.5459},{"date":"1944-01-01","value":24.6287},{"date":"1945-01-01","value":24.9297},{"date":"1946-01-01","value":24.8097},{"date":"1947-01-01","value":25.1979},{"date":"1948-01-01","value":25.0251},{"date":"1949-01-01","value":25.0038},{"date":"1950-01-01","value":24.8702},{"date":"1951-01-01","value":24.8209},{"date":"1952-01-01","value":25.0995},{"date":"1953-01-01","value":25.241},{"date":"1954-01-01","value":24.5433},{"date":"1955-01-01","value":24.683},{"date":"1956-01-01","value":24.5442},{"date":"1957-01-01","value":24.676},{"date":"1958-01-01","value":24.8395},{"date":"1959-01-01","value":25.1159},{"date":"1960-01-01","value":25.2434},{"date":"1961-01-01","value":25.2263},{"date":"1962-01-01","value":25.0819},{"date":"1963-01-01","value":25.3567},{"date":"1964-01-01","value":25.1685},{"date":"1965-01-01","value":25.0003},{"date":"1966-01-01","value":25.4298},{"date":"1967-01-01","value":25.0936},{"date":"1968-01-01","value":25.1977},{"date":"1969-01-01","value":25.2112},{"date":"1970-01-01","value":25.3771},{"date":"1971-01-01","value":25.0303},{"date":"1972-01-01","value":25.3676},{"date":"1973-01-01","value":25.8953},{"date":"1974-01-01","value":25.2986},{"date":"1975-01-01","value":25.3059},{"date":"1976-01-01","value":24.9774},{"date":"1977-01-01","value":25.5632},{"date":"1978-01-01","value":25.3095},{"date":"1979-01-01","value":25.6679},{"date":"1980-01-01","value":25.5252},{"date":"1981-01-01","value":25.4113},{"date":"1982-01-01","value":25.3891},{"date":"1983-01-01","value":25.7555},{"date":"1984-01-01","value":25.5175},{"date":"1985-01-01","value":25.493},{"date":"1986-01-01","value":25.5146},{"date":"1987-01-01","value":26.1256},{"date":"1988-01-01","value":25.882},{"date":"1989-01-01","value":25.6961},{"date":"1990-01-01","value":25.5902},{"date":"1991-01-01","value":25.465},{"date":"1992-01-01","value":25.1732},{"date":"1993-01-01","value":25.3533},{"date":"1994-01-01","value":25.3065},{"date":"1995-01-01","value":25.6081},{"date":"1996-01-01","value":25.5489},{"date":"1997-01-01","value":25.6502},{"date":"1998-01-01","value":26.0896},{"date":"1999-01-01","value":25.5184},{"date":"2000-01-01","value":25.3686},{"date":"2001-01-01","value":25.5209},{"date":"2002-01-01","value":25.7348},{"date":"2003-01-01","value":25.794},{"date":"2004-01-01","value":25.6929},{"date":"2005-01-01","value":25.6499},{"date":"2006-01-01","value":25.809},{"date":"2007-01-01","value":25.7823},{"date":"2008-01-01","value":25.5342},{"date":"2009-01-01","value":25.8434},{"date":"2010-01-01","value":25.8125},{"date":"2011-01-01","value":25.5577},{"date":"2012-01-01","value":25.4981},{"date":"2013-01-01","value":25.7752},{"date":"2014-01-01","value":25.626},{"date":"2015-01-01","value":25.7639},{"date":"2016-01-01","value":26.1207},{"date":"2017-01-01","value":26.258},{"date":"2018-01-01","value":26.0484},{"date":"2019-01-01","value":26.3706},{"date":"2020-01-01","value":26.4015},{"date":"2021-01-01","value":26.3752},{"date":"2022-01-01","value":26.216},{"date":"2023-01-01","value":26.388},{"date":"2024-01-01","value":26.8589},{"date":"2025-01-01","value":26.3054}],"summary":{"latest_period":"2025-01-01","latest_value":26.3054,"max":26.8589,"mean":25.4474,"min":24.5433,"of":193,"rank":43,"trend":"rising"}}